Chemistry, 05.03.2021 22:10 brinatperez06
radium-226 has a half-life of 1600 years. how much of a 15.25 gram sample would remain after 3200 years.
Answers: 1
Chemistry, 22.06.2019 21:30, MJyoungboy
Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.
Answers: 3
Chemistry, 23.06.2019 08:00, george27212
What is the temperature in kelvin of a gas if it is allowed to expand from 1.50 l to 4.50 l? the initial temperature is 10.0°c and pressure is constant throughout the change. which equation should you use? t2= v2/v1 t1 what is the final temperature? ⇒ 849 k these are the answers.
Answers: 1
radium-226 has a half-life of 1600 years. how much of a 15.25 gram sample would remain after 3200 ye...
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